HIGH QUALITY || Rectangular retort base made of corrosion resistant, powder coated pressed steel STABILITY || The 6.3" long by 4" wide base weighs 1.1lbs, providing superb stability for experiments & setups TAPPED HOLE FOR ROD || Base features a tapped hole for a 10mm x 1.5mm threaded rod (sold separately). Best used with Eisco Labs rod series: CH0657, CH0658, CH0659 GREAT FOR CLASSROOM & HOME LABORATORIES || The sturdy construction and economical cost makes this base an excellent choice for science classrooms & household laboratories MANUFACTURED BY EISCO LABS || Eisco Labs proudly manufactures its own products using state-of-the-art equipment, and following the highest standards of quality control. Each product is carefully designed by a team of laboratory professionals and experienced engineers with quality and durability in mind Rectangular retort base, 6.3" x 4" Lab stands are used in every area of science - especially chemistry, for holding and manipulating an experimental apparatus. If you want to set up a home laboratory, a retort base is a vital piece of equipment. This retort stand is made of corrosion resistant, powder coated pressed steel, and features a tapped hole, suitable for rods with a 10mm x 1.5mm metric thread. Stand measures 6.3" long, 4" wide and approximately 1" in height. Stand weighs 1.1lbs, providing superb stability for basic experiments & setups. Its sturdy construction and economical cost makes this base an excellent choice for science classrooms & household use. Eisco Labs proudly manufactures its own products using state-of-the-art equipment, and following the highest standards of quality control. Each product is carefully designed by a team of laboratory professionals and experienced engineers with quality and durability in mind. They are manufactured with only the highest grade, raw materials and according to international quality standards to ensure that they can withstand use in even the toughest laboratory environments.